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import { FieldErrors, FieldValues, Path, UseFormReturn } from "react-hook-form";
import { DateType } from "react-native-ui-datepicker";
import { isDisabledDate } from "@repo/utils/date";
type ValidationFieldPath<T extends FieldValues> =
| Path<T>
| `${Path<T>}.${string}`
| "root";
interface ValidationResult<T extends FieldValues> {
isValid: boolean;
fieldErrors: Partial<Record<ValidationFieldPath<T>, string>>;
}
interface UseRequestFormParams<T extends FieldValues> {
onBack: () => void;
onSubmit: (data: T) => void;
onScreenBlur?: (closeModals: () => void) => void;
closeModals: () => void;
methods: UseFormReturn<T>;
holidays?: string[];
makeUpWorkdays?: string[];
validateBeforeSubmit?: (data: T) => ValidationResult<T>;
}
export const useRequestForm = <T extends FieldValues>({
onBack,
onSubmit,
onScreenBlur,
closeModals,
methods,
holidays = [],
makeUpWorkdays = [],
validateBeforeSubmit,
}: UseRequestFormParams<T>) => {
const { clearErrors, getValues, handleSubmit, setError, setValue, watch } =
methods;
const manualValidationFieldsRef = useRef<Path<T>[]>([]);
// Register close function with parent component (host app)
useEffect(() => {
if (onScreenBlur) {
onScreenBlur(closeModals);
}
}, [onScreenBlur, closeModals]);
const handlePressBack = useCallback(() => {
onBack();
}, [onBack]);
const clearManualValidationErrors = useCallback(() => {
if (manualValidationFieldsRef.current.length === 0) {
return;
}
clearErrors(manualValidationFieldsRef.current);
manualValidationFieldsRef.current = [];
}, [clearErrors]);
const applyManualValidationErrors = useCallback(
(fieldErrors: ValidationResult<T>["fieldErrors"]) => {
const manualFields: Path<T>[] = [];
for (const [field, message] of Object.entries(fieldErrors)) {
Iif (!message) {
continue;
}
const fieldPath = field as Path<T>;
manualFields.push(fieldPath);
setError(fieldPath, { type: "manual", message });
}
manualValidationFieldsRef.current = manualFields;
},
[setError],
);
const removeManualValidationField = useCallback((field: Path<T>) => {
manualValidationFieldsRef.current =
manualValidationFieldsRef.current.filter(
(errorField) => errorField !== field,
);
}, []);
const handleSendRequest = useCallback(
(data: T) => {
clearManualValidationErrors();
if (!validateBeforeSubmit) {
onSubmit(data);
return;
}
const validationResult = validateBeforeSubmit(data);
if (!validationResult.isValid) {
applyManualValidationErrors(validationResult.fieldErrors);
return;
}
onSubmit(data);
},
[
applyManualValidationErrors,
clearManualValidationErrors,
onSubmit,
validateBeforeSubmit,
],
);
const createClearErrorCallback = useCallback(
(field: Path<T>) => () => {
clearErrors(field);
removeManualValidationField(field);
},
[clearErrors, removeManualValidationField],
);
const handleInvalidSubmit = useCallback(
(errors: FieldErrors<T>) => {
for (const field of Object.keys(errors)) {
Iif (field === "root") {
continue;
}
const fieldPath = field as Path<T>;
const currentValue = getValues(fieldPath);
Eif (
typeof currentValue === "string" &&
currentValue.length > 0 &&
currentValue.trim().length === 0
) {
setValue(fieldPath, "" as never, { shouldDirty: true });
}
}
},
[getValues, setValue],
);
const disabledDates = useCallback(
(date: DateType) =>
isDisabledDate({
date: date as Date,
holidays,
makeUpWorkdays,
}),
[holidays, makeUpWorkdays],
);
const disabledDatesFromStart = useCallback(
(date: DateType) =>
isDisabledDate({
date: date as Date,
holidays,
makeUpWorkdays,
startDate: watch("startDate" as Path<T>) || undefined,
}),
[holidays, makeUpWorkdays, watch],
);
return {
handlePressBack,
handleSendRequest: handleSubmit(handleSendRequest, handleInvalidSubmit),
createClearErrorCallback,
disabledDates,
disabledDatesFromStart,
};
};
|